SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ------------- FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 9, 2003 ------------- ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 ---------------------------- ------------------------ -------------------- (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification No.) 375 Park Avenue, Suite 3201 New York, New York 10152 --------------------------- ----------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (212) 752-1356 ------------- Item 5. Other Events On June 9, 2003, Alleghany Corporation issued a press release announcing that it had entered into a definitive agreement to acquire Royal Specialty Underwriting, Inc., the Atlanta, Georgia-based excess and surplus underwriting subsidiary of Royal & Sun Alliance Insurance Group plc. A copy of such release is attached hereto as Exhibit 99.1. Signature Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. ALLEGHANY CORPORATION /s/ Peter R. Sismondo ---------------------------------------------- By: Peter R. Sismondo Vice President, Controller, Treasurer and Assistant Secretary Date: June 9, 2003 Index to Exhibits Exhibit Number Exhibit Description -------------- ------------------- 99.1 Press Release Announcing Agreement of Alleghany Corporation to Acquire Royal Specialty Underwriting, Inc.